Andrew rattles off information about the music playing in the pizza to his girlfriend, Nicole (Melissa Benoist). Sebastian, of course, plays for Mia and teaches her to appreciate jazz. Music, then, effectively serves as both an emotional conduit and a subtle affirmation of power: where Fletcher uses his status as Andrew’s teacher as a cudgel to assert his dominance, Guy and Sebastian — and, indeed, Andrew — maintain their status as the more worldly, dominant partner in a subtler way, through the assertion of their artistic skill and cultural knowledge. With the exception of Mia, the women on the receiving end of this treatment are directionless and therefore ideal counterparts: Madeline’s field in graduate school is never specified, Nicole doesn’t even know her major, and all we know about Elena is that she is so incompetent that she has to have a man show her how to boil water. (That is the stuff of fantasy.)
Full article here. Warning: spoilers for all the films in the article.